The MDNA tour

The 2012 MDNA tour could shape up to be one of the 10 biggest tours of all time, with 89 shows in 28 countries, including stops in 18 cities where Madonna had never performed before. The show features about 700 wardrobe pieces for all the performers onstage and seven songs from the "MDNA" album...

The 2012 MDNA tour could shape up to be one of the 10 biggest tours of all time, with 89 shows in 28 countries, including stops in 18 cities where Madonna had never performed before. The show features about 700 wardrobe pieces for all the performers onstage and seven songs from the "MDNA" album... (Jeff Fusco / Getty Images)

The 2012 MDNA tour could shape up to be one of the 10 biggest tours of all time, with 89 shows in 28 countries, including stops in 18 cities where Madonna had never performed before. The show features about 700 wardrobe pieces for all the performers onstage and seven songs from the "MDNA" album...